<p>We’re seeking a highly skilled <strong>Senior Network Engineer</strong> with deep expertise in <strong>wireless technologies</strong>, <strong>F5 load balancing</strong>, and <strong>Palo Alto firewalls</strong> to join our global infrastructure team. This role is ideal for a technical leader who thrives in complex environments, understands the business impact of network performance, and is passionate about securing and optimizing enterprise networks.</p><p>You’ll be responsible for designing, implementing, and maintaining high-performance wireless networks, managing advanced F5 configurations, and enforcing robust security policies through Palo Alto platforms—all while collaborating with global IT teams to support mission-critical systems.</p><p>🔧 Key Responsibilities</p><ul><li>Design, deploy, and maintain enterprise-grade <strong>wireless networks</strong> using <strong>Aruba</strong> and <strong>Cisco Meraki</strong>, ensuring coverage, performance, and security</li><li>Manage and optimize <strong>F5 LTM/GTM</strong> environments, including traffic steering, SSL offloading, and application delivery</li><li>Implement and maintain <strong>Palo Alto firewalls</strong>, including policy creation, threat prevention, and access control</li><li>Monitor and troubleshoot network performance using tools like <strong>SolarWinds</strong>, <strong>ThousandEyes</strong>, and <strong>F5 Analytics</strong></li><li>Ensure secure authentication via <strong>Cisco ISE</strong> (802.1x, RADIUS, TACACS) across wired and wireless infrastructure</li><li>Maintain proxy solutions such as <strong>Zscaler</strong>, <strong>McAfee</strong>, and <strong>Palo Alto GlobalProtect</strong></li><li>Collaborate with global IT teams to address security concerns and implement new systems</li><li>Document network architecture, cabling layouts, and operational procedures</li><li>Participate in on-call rotation and support a <strong>Follow the Sun</strong> operational model</li><li>Support telephony systems including <strong>Audiocodes SBC</strong> and <strong>Microsoft Teams</strong> integration</li><li>Ensure compliance with regulatory and security standards across network infrastructure</li></ul><p><br></p>
We are looking for a skilled Network Engineer to join our team in Waller, Texas. In this role, you will design, implement, and maintain network systems to ensure seamless connectivity and optimal performance. This position requires expertise in network security and routing protocols to support critical operations within the Oil & Gas industry.<br><br>Responsibilities:<br>• Configure and manage Cisco routers to ensure efficient network operations.<br>• Implement and maintain Palo Alto firewalls to enhance network security.<br>• Administer Cisco ASA systems to provide robust protection against cyber threats.<br>• Monitor and optimize Border Gateway Protocol (BGP) configurations for reliable data routing.<br>• Troubleshoot and resolve network issues to minimize downtime and improve performance.<br>• Perform regular network assessments to identify vulnerabilities and recommend improvements.<br>• Collaborate with cross-functional teams to support network requirements for business operations.<br>• Document network configurations and procedures for future reference and compliance.<br>• Stay updated on industry trends and emerging technologies to apply best practices.<br>• Ensure network systems adhere to security standards and protocols.
Job description: Serve as an escalation point with responsibility for servers, networks, security, and cloud platforms. · Install, configure, and maintain Windows servers, Active Directory, DNS, DHCP, GPOs, and file/print services. · Manage end user support for Microsoft 365 (Exchange Online, SharePoint, Teams, Intune, OneDrive) and Azure Active Directory environments. · Monitor system performance, network connectivity, and security compliance using tools such as Fortinet, Bitdefender, and other compliance related applications. · Research, evaluate, and recommend IT infrastructure solutions to meet business requirements. · Implement infrastructure upgrades, including patching, backups, and resource optimization. · Deploy and maintain services in Windows, virtualized, and containerized environments (VMware, Hyper-V). · Provide incident resolution, problem determination, and root-cause analysis. · Support disaster recovery planning, testing, and execution. · Document processes, maintain technical knowledge base, and coach entry level IT staff. · Complete small projects, infrastructure deployments, and system migrations according to deadlines. · Maintain SSL certificates, domain registrations, and system security standards
<p><strong>Prior Roles</strong></p><ul><li>Previously held a role responsible for design and implementation of IT systems crossing multiple operational contexts (e.g. infrastructure + applications; applications + network; cloud + on premises)</li><li>Prior experience as a Solutions Architect, Solutions Engineer, or in a “hands-on” systems design role in a pre-sales or “Customer Success” role strongly preferred</li></ul><p><strong> </strong></p><p><strong>Technical Experience and Knowledge</strong></p><ul><li>Recent hands-on design, deployment, and/or administration experience in Windows Server and Linux systems administration</li><li>Working familiarity with Unix variants and Mac OS; prior administration experience a plus</li><li>Working familiarity with Microsoft Azure and other IaaS providers preferred</li><li>Strong enterprise networking design, deployment, and/or administration experience</li><li>Working familiarity with enterprise-class vendors and product lines strongly preferred (e.g. Cisco, Cisco Meraki, HPE/Aruba, Juniper, Extreme, Brocade)</li><li>Working familiarity with enterprise-class network security appliance vendors and product lines strongly preferred (e.g. Cisco, Cisco Meraki, Palo Alto, Fortinet)</li><li>Working familiarity with SMB/”prosumer” vendors and product lines a plus (e.g. Ubiquiti/UBNT, SonicWall, Mikrotik) a plus</li><li>Working familiarity with load balancers, VPN appliances/concentrators a plus</li><li>In depth understanding of current enterprise design patterns and norms for basic networking capabilities/concepts (e.g. TCP/IP, DNS, DHCP, VLAN segmentation, routing and switching, wireless)</li><li>Strong familiarity with SMB and entry-level on premises computing infrastructure technologies</li><li>Working familiarity with multiple server hardware vendors and associated management tools/platforms (e.g. Dell, HPE, Cisco, SuperMicro) strongly preferred</li><li>Working familiarity with hypervisor platforms (e.g. VMware vSphere/ESXi, Microsoft Hyper-V, Nutanix AHV, or others) strongly preferred</li><li>Strong familiarity with enterprise storage</li><li>Working familiarity with DAS, SAN, and NAS/filer solutions</li><li>Working understanding of contemporary network storage protocols and interconnect methods (e.g. iSCSI, CIFS, FibreChannel, NFS)</li><li>Strong familiarity with basic on premises infrastructure management best practices</li><li>Rack management</li><li>Power and cooling demand management</li><li>Strong familiarity with scripting for administrative, auditing, and other operational purposes</li><li>Prior experience writing PowerShell, Python, BASH/other Linux shell scripts strongly preferred </li><li>Prior experience with typical infrastructure and server/endpoint management toolsets</li><li>Performance and capacity management tools</li><li>Endpoint management / RMM platforms</li><li>Patch and vulnerability management tools</li><li>Prior experience with capacity planning, VM/server “right-sizing”, performance analysis</li><li>Prior experience and ownership designing server, network, application solutions through deployment phase</li><li>Prior experience administrating Office 365 services</li><li>Prior experience administrating Microsoft Exchange, Google G Suite/Workspace is a plus</li></ul><p><br></p>
<p><strong>Tier 2 Deskside / Systems Technician</strong></p><p><strong>Location:</strong> Rockville, MD or Bluemont, VA (Onsite)</p><p><strong>Schedule:</strong> 24/7/365 Support Environment</p><p><strong>Clearance:</strong> Public Trust Security Clearance required (must be obtained prior to start)</p><p><strong>Duration: </strong>26 Week Contract, potential for extension</p><p><strong>Overview</strong></p><p>We are seeking a qualified, customer-focused Tier 2 Deskside/System Technician to provide 24/7/365 systems administration and deskside support across two primary sites: Rockville, MD and Mount Weather (Bluemont, VA). This role offers the opportunity to work in a fast-paced, diverse, and highly collaborative environment where career development is strongly supported.</p><p>You will gain valuable skills in time management, problem-solving, communication, and troubleshooting while supporting critical IT operations.</p><p>e<strong>Key Responsibilities</strong></p><p><strong>Deskside & Operational Support</strong></p><ul><li>Serve as a primary point of contact providing onsite 24/7 operational deskside engineering and break/fix support for desktop and laptop devices.</li><li>Conduct non-disruptive deskside support for deploying Windows 10 and Windows 11 configured hardware.</li><li>Utilize tools such as MS Office Suite, ServiceNow, and other deployment-related technologies.</li><li>Coordinate with Tier 3 teams for system changes and upgrades.</li><li>Provide onsite IT support during practice, mock, and real DR/COOP exercises.</li><li>Communicate effectively with end users and internal teams, providing timely updates and working efficiently under tight schedules.</li><li>Participate in occasional travel between Rockville, MD and Bluemont, VA locations.</li></ul><p><strong>Systems Support & Administration</strong></p><ul><li>Maintain and support a high-availability environment utilizing virtualization and redundancy best practices.</li><li>Provide technical guidance to Tier 2 and Tier 3 teams.</li><li>Perform system maintenance including software upgrades, backups, recovery, and file maintenance.</li><li>Review systems for critical updates weekly and during major security threats or operational exercises.</li><li>Provide on-call support for Production Operating Environment (POE) issues as needed.</li><li>Troubleshoot and resolve moderately complex hardware and software issues.</li><li>Log all work in ServiceNow ITSM, meeting time-to-resolution standards.</li><li>Escalate unclear issues to leadership when necessary.</li></ul><p><strong>Hardware Deployment & Asset Management</strong></p><ul><li>Configure and deploy mobile devices, laptops, thin clients, desktops, and related equipment; role includes lifting and moving equipment.</li><li>Manage procurement, deployment, support, and disposal of software and hardware assets.</li><li>Execute asset control tasks onsite and offsite.</li><li>Provide guided hands-on support for network or systems needs at customer headquarters.</li></ul>
<p><strong>Primary Responsibilities</strong></p><ul><li>Take ownership of configuring, deploying, and supporting a wide range of enterprise network systems, including switches, routers, firewalls, wireless infrastructure, access points, and storage networking technologies, following established best‑practice standards.</li><li>Develop and maintain clear internal documentation covering network designs, system configurations, topology maps, lifecycle changes, patch schedules, and service histories.</li><li>Use network monitoring and alerting platforms (such as SolarWinds, Servers Alive, or FortiCloud) to identify issues proactively and resolve them before they impact operations.</li><li>Provide written recommendations on long‑term network improvements, capacity planning, and security enhancements.</li><li>Assess the overall network architecture to ensure it aligns with departmental needs and supports system performance, application delivery, and user experience.</li><li>Configure and maintain enterprise firewalls, including routing, VPN tunnels, and encryption settings, following security best practices.</li><li>Perform research and apply firmware updates, hotfixes, and patches for critical network and server systems.</li><li>Manage and support both virtualized and physical server environments</li></ul><p><br></p>
We are looking for an experienced Penetration Tester to join our cybersecurity team and enhance the security of our Windows-based systems. The ideal candidate will play a key role in identifying vulnerabilities, conducting simulated attacks, and implementing strategies to safeguard critical infrastructure, including servers, endpoints, and Active Directory environments. This position offers an opportunity to apply advanced penetration testing techniques and collaborate with IT teams to strengthen security measures.<br><br>Responsibilities:<br>• Perform penetration tests and security evaluations of Windows environments, including Active Directory, servers, endpoints, and domain controllers.<br>• Execute red team scenarios to simulate real-world attack tactics, techniques, and procedures.<br>• Identify and exploit vulnerabilities within Windows systems, applications, and networks, documenting findings comprehensively.<br>• Develop and utilize custom scripts and tools using programming languages such as PowerShell, Python, C++, or C#.<br>• Work closely with IT teams to address security gaps and implement mitigation strategies.<br>• Prepare detailed reports outlining vulnerabilities and actionable recommendations to fortify Windows infrastructure.<br>• Stay updated on emerging threats, attack vectors, and techniques targeting Windows-based systems.<br>• Evaluate Group Policy Objects and other system configurations to ensure adherence to security standards.<br>• Support the improvement of cybersecurity practices by sharing insights and conducting knowledge transfer sessions.
We are looking for a skilled Physical Security Specialist to join our team in Houston, Texas. This role involves safeguarding sensitive information and implementing advanced security measures to ensure the protection of physical and digital assets. The ideal candidate will have expertise in managing security systems like Kantech and AiPhone while maintaining compliance with cybersecurity protocols.<br><br>Responsibilities:<br>• Oversee the installation, maintenance, and operation of Kantech and AiPhone security systems.<br>• Develop and implement physical and digital security protocols to safeguard sensitive information.<br>• Monitor security systems and respond promptly to any breaches or irregularities.<br>• Conduct regular audits to ensure compliance with data privacy and cybersecurity standards.<br>• Collaborate with team members to enhance cyber governance and strengthen security policies.<br>• Manage database security to protect critical computer files and sensitive information.<br>• Provide training and guidance to staff on security best practices and protocols.<br>• Evaluate potential risks and recommend effective solutions to mitigate vulnerabilities.<br>• Maintain detailed documentation of security procedures and incident reports.<br>• Partner with IT teams to align physical security measures with broader cybersecurity strategies.
<p>We are looking for a dedicated Systems Security Administrator to join our team in Houston Texas. This role focuses on managing and enhancing Windows-based IT environments while supporting security operations to ensure the integrity and protection of organizational systems. The successful candidate will play a key role in maintaining system reliability and implementing security measures that align with best practices.</p><p><br></p><p>Responsibilities:</p><p>• Administer and maintain Windows Server environments, including Active Directory and file services, to ensure optimal performance.</p><p>• Configure and manage Group Policy Objects (GPOs) to enforce system settings and user access policies.</p><p>• Conduct regular system monitoring, troubleshooting, and performance optimization to maintain service availability.</p><p>• Perform patch management and updates across servers and endpoints to address vulnerabilities and ensure compliance.</p><p>• Develop and maintain detailed documentation for system configurations, procedures, and changes.</p><p>• Support the deployment and enforcement of security controls across IT infrastructure.</p><p>• Assist in managing Data Loss Prevention (DLP) tools and policies to safeguard sensitive information.</p><p>• Collaborate with security teams to address vulnerabilities, apply security patches, and enhance system hardening.</p><p>• Participate in audits and compliance initiatives, ensuring adherence to access control and security frameworks.</p><p>• Contribute to the implementation of cybersecurity measures and related operational improvements.</p>
We are looking for a highly skilled Systems Administrator to oversee and enhance critical project cost systems for large-scale export initiatives. This position involves close collaboration with the Project Controls team to ensure optimal configuration, administration, and performance of EcoSys and associated applications. The ideal candidate will play a key role in maintaining system integrity, supporting end-users, and driving efficient project cost management.<br><br>Responsibilities:<br>• Configure and administer EcoSys modules, workflows, and settings within production and non-production environments.<br>• Manage user provisioning and permissions based on least-privilege principles, ensuring secure access aligned with contracts and funding structures.<br>• Convert business requirements into effective technical solutions and functional system enhancements.<br>• Monitor system performance, troubleshoot issues, and collaborate with vendors to resolve technical challenges.<br>• Implement system upgrades while adhering to established IT change management protocols.<br>• Develop and maintain custom reports, dashboards, and data visualizations to support business operations.<br>• Integrate EcoSys with other organizational platforms, maintaining smooth data flow and functionality.<br>• Support customized configurations within EcoSys to meet specific contract module requirements.<br>• Conduct advanced data analysis to assist project cost control teams and optimize system usage.<br>• Manage and update master data, including organizational structures, contract lines, and security groups.
