Ground Network Systems Engineer - TS/SCI Clearance w/CI Poly Required
Leffler Consulting, LLC
Ground Network Systems Engineer – TS/SCI Clearance w/CI Poly Required
Location
Chantilly, VA
Job Description
Leffler Consulting is seeking an experienced Ground Network Systems Engineer/Technical Advisor (SETA) with a strong background in Information Technology or Network Engineering. The candidate will play a critical role in the design, implementation, testing, and maintenance of the terrestrial components that support satellite and space-based systems. This role combines technical expertise with systems-level thinking, requiring a broad range of skills to ensure the seamless operation of ground networks. The candidate will support a government program office in charge of ground element command and control (C2) activities for a major program acquisition within a space system program office. This position focuses on the evaluation of network design and implementation, maintenance, optimization, security, and troubleshooting/problem resolution.
Duties
- Support evaluation of proposed network design and existing network architecture, including scalable, high-performance systems. Requires understanding of network systems architecture, security protocols, VPNs, firewalls, and data center environments.
- Proficient with virtualization technologies such as VMware or Hyper Visors, cloud networking, and automation tools such as Ansible. For existing networks, monitor network performance for optimal operation, identify bottlenecks, and evaluate network analysis identifying areas of improvement and optimization.
- Support evaluation of latest security protocols, risk assessments, and strategies to mitigate network risks.
- Provide advice on network architecture, network performance, and security risks.
- Provide advice on data center floor layout, power and cooling, data storage, infrastructure management, backup, monitoring, operating systems, directory services, identity management, access management, and automation.
- Provide formal and informal feedback on program status and recommendations.
- Provide systems engineering support for requirements development, design, test plans, and requirements verifications through acceptance testing from developers.
- Review and assess the adequacy of ground systems specifications, RADs, RVPs, ICDs, RVRs and system level requirements documentation.
- Review, analyze and coordinate any changes to ground system specifications. Participate in defining, managing, testing, verifying and validating collection segment internal and external interfaces.
- Coordinate with different ground elements as required.
- Provide advice on the design and deployment of scalable infrastructure platforms.
- Attend system level design reviews and program management reviews to assess ground system design maturity and requirements compliance. Provide informed technical recommendations to the customer.
- Review, document, and trace ground systems hardware and software requirements. Coordinate with other engineers, FFRDC and developer personnel to resolve issues.
- Review ground system requirements allocations for accuracy and ensure requirement allocation documentation is complete and accurate.
- Review acquisition milestone ground systems design documentation for adequacy, accuracy and completeness, and identify cost, schedule and technical risks/opportunities. Provide mitigation strategies through formal and informal comments. Assess adequacy of developer verification data and provide recommendations to the GPOC for approval or disapproval with clear commentary demonstrating the logic for the recommendations.
- Develop and maintain productive relationships with prime contractor counterparts and functional counterparts.
- Understand risk management processes and methods for adjudicating program risk mitigation strategies.
- Coordinate across geographic diverse sites for delivery and acceptance testing; requires travel to these sites as well as to developer sites.
- Provide coordination with facilities’ teams during site surveys, installation, and for long-term facilities maintenance of IT equipment and specialized hardware.
- Support request for change (RFC) processes.
- Ability to travel overseas.
- Perform other duties as assigned to support corporate and customer initiatives.
Skills:
- Strong analytical and problem-solving skills
- Solid communication and documentation skills
- Excellent organizational skills
- Strong verbal and written communication skills
- Ability to work independently and as part of a team
Required Education
- Bachelor’s degree in STEM (science, technical, engineering, math)
Required Experience
- Experience in network protocols, network hardware such as routers, switches, firewalls from major vendors like Cisco, Juniper, and Palo Alto Networks
- Proficient with network monitoring tools such as Wireshark and with virtualization technologies like VMware
- Understanding of SIGINT Satellite systems is a plus
Desired Education
- Refer to “Required Education”
Founded in 2001, Leffler Consulting is a women-owned small business (WOSB) headquartered in Chantilly, Virginia. We provide financial management and life-cycle budget and cost support to our nation’s most critical programs in the Intelligence Community (IC) and Department of Defense (DoD). Leffler Consulting specializes in all areas of financial management, audit readiness, and process improvement and controls while also providing a broad array of support functions critical to supporting the mission requirements of our customers. We offer competitive salaries and a generous benefits package, including medical, dental, vision, and disability coverage, paid leave, paid holidays, an employee assistance program, and an employee referral program.
Apply for this Position← Back to Careers- Ground Network Systems Engineer – TS/SCI Clearance w/CI Poly Required Location Chantilly, VA Job Description Leffler Consulting is seeking an experienced Ground Network Systems Engineer/Technical Advisor (SETA) with a strong background in Information Technology or Network...SuggestedFor contractorsWork at officeOverseas
- IT Network Engineer TS/SCI CI PolyDepartment: Government Customer - ChantillyLocation: Chantilly, VAACTIVE TS/SCI CLEARANCE w/ CI Poly REQUIRED TO BE CONSIDERED FOR THIS POSITIONAs IT Network Engineer,... ...hardware installation and support, system security techniques and...Suggested
- Data Transport Networks EngineerDepartment: Government... ...Data Transport Networks Engineer. Candidate must have a TS/SCI clearance w/ CI Poly.Responsibilities Include... ...that circuits meet all required specifications Perform... ...documentation)Familiarity with the Systems Engineering lifecycle,...Suggested
$10k
...Description Job Description Active TS/SCI w/ CI Poly required. On-site position. Must have Sec+ or... ...Ability to demonstrate solid engineering rigor Expert troubleshooting and solutioning... ...with Cloud architecture and system design Experience working with relational...SuggestedContract workTemporary workImmediate startFlexible hours- Cyber Splunk Systems EngineerDepartment: Govt Customer-ChantillyLocation:... ...looking to hire a Cyber Splunk Systems Engineer. Must have active TS/SCI with CI poly. Position Description:The Cyber... ...and developers to ensure Splunk requirements are understood and being met...SuggestedContract workFor contractors
$10k
...Active TS/SCI w/ CI Poly required. On-site position. Must have Sec+ or better.... ...Certification) • Experience engineering, implementing, and... ...unclassified and classified networks supporting 1,000 or more users... ...driving the Model Based Systems Engineering (MBSE) cloud...Full timeContract workTemporary workImmediate startFlexible hours- Network Engineer SETA TS/SCI CI PolyDepartment: Government Customer- ChantillyLocation: Chantilly, VADescriptionTENICA... ...for Network Engineer to perform Systems Engineering and Technical... ...business case analysisSecurity· Clearance required to start: TS/SCI with CI PolyGeographic...Immediate startShift work
$10k
...Active TS/SCI w/ CI Poly required. On-site position. Must have Sec+ or better. Required Education... ...CI/CD) Ability to demonstrate solid engineering rigor Expert troubleshooting and solutioning... ...such as ServiceNow or custom-built systems Knowledge of IDAM requirements and...Full timeContract workTemporary workImmediate startFlexible hours$10k
...Active TS/SCI w/ CI Poly required. On-site position. Must have Sec+ or better. Two (2) engineers needed. Required Education, Experience, & Skills : We are actively seeking... ...Agents (VDAs), hypervisors, and storage systems Optimize VDI performance through monitoring...Full timeContract workTemporary workImmediate startFlexible hours$10k
...Active TS/SCI w/ CI Poly required. On-site position. Must have Sec+ or better. Required Education... ...CI/CD) Ability to demonstrate solid engineering rigor Expert troubleshooting and solutioning... ...such as ServiceNow or custom-built systems Knowledge of IDAM requirements and...Full timeContract workTemporary workImmediate startFlexible hours- Cyber Systems Engineer TS/SCI CI PolyDepartment: Government Customer- ChantillyLocation... ...and systems comply with requirements and government information... ...with specific emphasis on network operations and cyber... ...have active TS/SCI with CI Poly**• Security +, Network+, A+...
- ...Job Description Job Description TITLE: Senior Systems Engineer (IBM ELM)LOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions (MGS) is...Full timeRelocation package
- ...Job Description Job Description TITLE: Principal Systems Engineer (API Gateway)LOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions...Full timeRelocation package
- ...are seeking a hands-on Systems Engineer (SME) with deep... ...environments. This role requires a proven practitioner... ...Platforms Enterprise networking (e.g., routing,... ...Bash, Python, etc.) CI/CD integration with infrastructure... ...*Eligible TS/SCI w/ FS Poly QUALIFICATION ...
- ...seeking one (1) Software Engineer to provide software... ...; the highlighted requirements, also listed below,... ...Demonstrated experience with Systems Administration... ...systems, and networking to solve collection needs... ...Kits (CDK) Active TS/SCI w/ FS Poly Demonstrated...Full time
$206k
Sr. Splunk Engineer - TS/SCI with CI Poly Full Time • Chantilly, VA We are seeking a highly skilled Sr. Splunk Engineer to join a cybersecurity... ...Splunk reports, dashboards, and content per customer requirements. Troubleshoot Splunk instances and execute all tasks outlined...Full timeWork experience placementRemote workWork from home- ...Description Job Description Systems Engineer / SME Falls... ...Location: Chantilly, VA Clearance: Active TS/SCI with Polygraph required Falls Technology is... ...technology stack—from networks, compute, storage, and... ...Experience supporting CI/CD pipelines and modern...
- ...Job Description Job Description Network Engineer Falls Technology LLC... ...Area Travel: Worldwide travel required Clearance: Active TS/SCI with Polygraph required Falls Technology... ...supporting globally deployed mission systems. This is a hands-on engineering...Local areaWorldwideOverseas
- ...Job Description The Network Engineer is responsible for designing... ...solution, including requirement interpretation and allocation... ...include: capacity planning, systems configuration and tuning,... ...-related experience ~ TS/SCI with Poly clearance ~ Excellent...Remote workFlexible hours
- ...Description: Senior Principal Cyber Systems Engineer (DevOps Engineer)The... ....Only Candidates with a TS/SCI CI Poly Clearance will be consideredJob... ...variance corrections across networks)o Help with automate the transition... ..., Artifactory, etc...)Required• A Bachelor's degree and 9...
- ...Architect / Cloud Engineer – SME Falls Technology... ...Chantilly, VA Clearance: Active TS/SCI with Polygraph required Falls... ...cloud infrastructure, networking, and deployment pipelines... ...developing CI/CD and DevSecOps pipelines... ...or mission systems. Experience...
$162.04k - $219.23k
...: Regular Clearance Level Must Currently... ...: Top Secret SCI + Polygraph... ...Public Trust/Other Required: None Job... ...Unix Operating Systems Certifications... ...AWS Systems Engineer to build and maintain... .... CI/CD & Automation:... ...Security Clearance: TS/SCI with Polygraph...Full timeContract workTemporary workPart timeWork experience placementImmediate startRemote workWorldwideFlexible hours- ...depends on an Infoblox Systems Engineer joining our team to... ...manage the environment Requirements High School and 12... ..., virtualization, networking, and data center... ...Must have an Active TS/SCI with a willingness to... ...obtain and maintain a CI Poly. Benefits Essential...Temporary workRelocation package
- Systems Engineer TS/SCI FSPDepartment: Government Customer- ChantillyLocation: Chantilly, VAACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITIONSystems Engineer:Enterprise System... ...Bachelor's Degree Active TS/SCI w/FS PolyGeographic Location:...For contractors
$150k - $170k
...seeking a highly skilled Senior Systems Engineer / Network Engineer with 10+ years of IT experience... ...dashboards tailored to customer requirements and requests.• Engineer and... ...goals. Here's what you'll need • TS/SCI w/ CI Poly Clearance• Bachelor’s degree in Computer...Full timeWork at office- ...critical mission requirements in the areas of... ...Software Development, Engineering, Targeting and... ...Ensure system availability, scalability... ...Enterprise networking, firewalls, load... ...CloudFormation) CI/CD tools (Jenkins... ...active/current TS/SCI with Polygraph clearance. Equal Opportunity...
$164.38k - $274.52k
...Systems Engineer SME (TS/SCI with Poly Required) Job Category: IT Infrastructure and Operations Requisition Number... ...experience and familiarity with customer networks and devices, including both new... .../current TS/SCI with Polygraph clearance. Equal Opportunity Employer /...Full timeWork experience placementFlexible hours- ...Our work depends on a Systems Engineer joining our team to support... ...and systems as required Requirements High... ...Familiarity with virtualization network on multiple... ...Must possess an Active TS/SCI and willingness to obtain and maintain a CI Poly Benefits Essential...Temporary workWork at officeRelocation package
$66.5 - $115 per hour
AI Platform Engineer needed for a Long-Term Contract... ...must have an active TS/SCI CI Polygraph clearance to be considered for... ...tracing data.Systems Hardening & Compliance... ...20% of the time, as required, to perform on-site... ...Core Infrastructure Networking: Deep understanding...Long term contractContract work- ACTIVE TS/SCI CLEARANCE with FULL SCOPE POLY REQUIRED TO BE CONSIDERED FOR THIS POSITION As IT Network Engineer, you will be responsible for providing guidance for the development of... ...protocols, hardware installation and support, system security techniques and firewall...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Ground Network Systems Engineer - TS/SCI Clearance w/CI Poly Required. Be the first to apply!
- cisco ccnp network engineer Chantilly, Loudoun County, VA
- principal network engineer Chantilly, Loudoun County, VA
- network engineer - remote Chantilly, Loudoun County, VA
- juniper network engineer Chantilly, Loudoun County, VA
- network engineer contract Chantilly, Loudoun County, VA
- network engineer - lan/wan Chantilly, Loudoun County, VA
- core network engineer Chantilly, Loudoun County, VA
- remote cisco network engineer Chantilly, Loudoun County, VA
- senior network engineer Chantilly, Loudoun County, VA
- network engineer - transport Chantilly, Loudoun County, VA


