Senior Systems Engineer
Fort Meade, MD
Category: Engineer
Industry: Government
Reference ID: JN -052026-107031
Date Posted: 05/19/2026
Shortcut: http://careers.eliassen.com/I8Jl2R
Description:
On-site in Fort Meade, MD
Our client seeks a Senior Systems Engineer to support the Defense Information Systems Agency Citadel mission. The role requires advanced engineering, integration, administration, and operational support for enterprise infrastructure and mission systems in a secure DoD environment. The engineer will collaborate with government stakeholders, cybersecurity teams, network engineers, and mission partners to ensure availability, performance, and security across the environment.
Due to federal security clearance requirements, applicant must be a United States Citizen with an active Secret clearance. This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $55.00 to $66.00/hr. w2
Responsibilities:
- Design, implement, maintain, and optimize enterprise systems infrastructure supporting DISA Citadel operations.
- Engineer and administer Linux server environments in classified (IL6) and unclassified (IL5) networks.
- Support virtualization platforms including VMware, Hyper-V, or cloud-based environments.
- Develop and maintain system documentation, architecture diagrams, SOPs, and operational procedures.
- Perform systems monitoring, troubleshooting, performance tuning, and root-cause analysis.
- Support patch management, STIG compliance, vulnerability remediation, and RMF activities.
- Collaborate with cybersecurity personnel to ensure compliance with DoD security requirements.
- Automate administration and operational tasks using PowerShell, Bash, Python, or Ansible.
- Support backup, disaster recovery, continuity of operations, and high-availability solutions.
- Participate in system upgrades, migrations, and technology refresh initiatives.
- Provide Tier III escalation support for complex infrastructure issues.
- Mentor junior engineers and contribute to technical strategy and process improvement.
Experience Requirements:
- 8+ years of systems engineering or enterprise infrastructure experience.
- Experience supporting DoD or federal environments.
- Strong experience with Red Hat Enterprise Linux, VMware vSphere/ESXi, Active Directory, DNS, DHCP, Group Policy, enterprise storage and backup, automation and scripting tools, and systems monitoring and performance management.
- Understanding of RMF, STIGs, ACAS, and DoD cybersecurity policies.
- Active Security+ CE or equivalent DoD 8570/8140 certification.
- Active Secret clearance.
- Preferred: VMware VCP, Microsoft, Red Hat, or AWS certifications; hybrid cloud and automation frameworks; DevSecOps and infrastructure-as-code; DISA environment experience; Kubernetes and containers.
- Desired: analytical and troubleshooting abilities; written and verbal communication; ability to work independently in fast-paced mission environments; customer engagement and stakeholder coordination; ability to manage competing priorities and deadlines.
Education Requirements:
Bachelor's degree in Information Technology, Computer Science, Engineering, or related field, or equivalent experience.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contact fraud@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
- Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above